A video entitled "Compare and Contrast Functions" that covers which features of linear functions can be compared to draw conclusions in real-world contexts.

A video entitled "ID Functions by Equation" that covers characteristics of equations that are functions and characteristics of equations that are not functions.

How to solve word problems using point-slope form of a line. Typically, students are very comfortable using slope-intercept form of an equation, but we rarely see examples where using point-slope form is the most efficient. In this...

This video examines the basics of how to solve linear equations, and tell if your equation has one, zero, or infinite solutions.

In this math video we will learn facts about linear functions. We will discuss the characteristics of a linear function in slope-intercept form. We will review that slope-intercept form is y=mx+b. We will discover that m represents the...

In this video, we demystify graphing linear equations using a clear and straightforward method. By following step-by-step instructions, viewers learn how to create a table, choose values for X, solve for Y, plot ordered pairs, and...

In this math video we will write and solve a real world system of linear equations to determine cost. We will be presented with a real world situation where two friends are shopping the same store for a game system and video games. We...

Before you get started graphing linear equations it is important to have some basic understanding down pat. So in this video we will cover the three most important items you need to know before starting graphing linear equations.

"Equation of a Line" will decipher the mysteries of understanding the equations of lines.

In this video, the teacher explains how to identify a system of linear equations with no solution. They discuss the concept of parallel lines and demonstrate how to solve each answer choice to determine if it has a solution or not. The...

You will solve for the point of intersection of two linear equation problems with two variables.

In this video, the teacher explains how to solve a system of linear equations using the method of substitution. The viewer is given a question to solve and is guided through the steps to find the solution using drag and drop activities...

In this video, the teacher explains how to determine whether an equation is linear or nonlinear by identifying the exponent of the variable. The teacher provides five equations and asks the viewer to determine which ones are linear and...

Linear equations such as A*x=b are solved with NumPy in Python. This tutorial demonstrates how to create a matrix (A) and vector (b) as NumPy arrays and solve the set of equations with linalg.solve

Algebra 49, 50 and 51 present three real-world problems which can be solved using systems of three linear equations in three variables. This chapter shows how the parameters of an equation for a circle can be determined, given three...

In this video, the teacher explains how to determine if a point is a solution to a pair of linear equations by substituting values. The teacher demonstrates the process using examples and emphasizes the importance of checking both...

This chapter introduces the concept of “pivot columns” and shows how they can be used to determine whether a system of linear equations has a single unique solution, no solutions, or infinitely many solutions, simply by looking at the...

In this lesson, students will learn how to solve systems of equations using the elimination method. They will understand the concept of multipliers and how they can be used to simplify equations and eliminate variables. By the end of the...

In this video, the teacher explains how to solve a pair of equations with two variables by using tables. They demonstrate how to find multiple solutions for each equation and then determine the common solutions between the two equations....

In this lesson, students will learn about vertical translations of linear equations. They will explore how these translations affect the graph and algebraic representation of the equations. By understanding the similarities and...

When the elimination method is used to solve a system of linear equations, viewing the geometrical changes that happen to the system during this process can give insight into the mechanisms which underlie the logic behind the algebraic...

In this lesson, students will learn how to efficiently check their solutions to linear equations. They will explore different methods, such as substituting the solution back into the original equation, solving the equation using...

In this lesson, students will explore the similarities and differences between two functions, by examining their intercepts, slopes, and algebraic representations. Through visual and algebraic analysis, students will understand how...

In this lecture we examine one application that can be solved by a system of linear equations with four or more variables, modeling and predicting the flow of traffic through a network of streets. Examples are given showing how the model...